/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.hadoop.fs.azurebfs.security;

public final class NoContextEncryptionAdapter extends ContextEncryptionAdapter {

  private NoContextEncryptionAdapter() {

  }
  private static final NoContextEncryptionAdapter
      INSTANCE = new NoContextEncryptionAdapter();

  public static NoContextEncryptionAdapter getInstance() {
    return INSTANCE;
  }

  @Override
  public String getEncodedKey() {
    return null;
  }

  @Override
  public String getEncodedKeySHA() {
    return null;
  }

  @Override
  public String getEncodedContext() {
    return null;
  }

  @Override
  public void destroy() {

  }
}
